CA2939319A1 - Procede de deshydratation de residus mineraux par traitement desdits residus avec au moins deux polymeres differents de viscosites intrinseques differentes - Google Patents
Procede de deshydratation de residus mineraux par traitement desdits residus avec au moins deux polymeres differents de viscosites intrinseques differentes Download PDFInfo
- Publication number
- CA2939319A1 CA2939319A1 CA2939319A CA2939319A CA2939319A1 CA 2939319 A1 CA2939319 A1 CA 2939319A1 CA 2939319 A CA2939319 A CA 2939319A CA 2939319 A CA2939319 A CA 2939319A CA 2939319 A1 CA2939319 A1 CA 2939319A1
- Authority
- CA
- Canada
- Prior art keywords
- polymer
- suspension
- tailings
- solids
- shearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/22—Materials not provided for elsewhere for dust-laying or dust-absorbing
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
- C02F11/147—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using organic substances
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
- C02F2103/365—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds from petrochemical industry (e.g. refineries)
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP14167877 | 2014-05-12 | ||
EP14167877.1 | 2014-05-12 | ||
PCT/IB2015/053481 WO2015173728A1 (fr) | 2014-05-12 | 2015-05-12 | Procédé de déshydratation de résidus minéraux par traitement desdits résidus avec au moins deux polymères différents de viscosités intrinsèques différentes |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2939319A1 true CA2939319A1 (fr) | 2015-11-19 |
Family
ID=50685806
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2939319A Abandoned CA2939319A1 (fr) | 2014-05-12 | 2015-05-12 | Procede de deshydratation de residus mineraux par traitement desdits residus avec au moins deux polymeres differents de viscosites intrinseques differentes |
Country Status (2)
Country | Link |
---|---|
CA (1) | CA2939319A1 (fr) |
WO (1) | WO2015173728A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA3117346A1 (fr) * | 2018-10-31 | 2020-05-07 | Basf Se | Deshydratation amelioree de residus miniers utilisant un pretraitement chimique |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9801524D0 (en) * | 1998-01-23 | 1998-03-25 | Allied Colloids Ltd | Thickening of aqueous mineral suspensions |
GB0405506D0 (en) * | 2004-03-12 | 2004-04-21 | Ciba Spec Chem Water Treat Ltd | Dewatering process |
GB0405493D0 (en) * | 2004-03-12 | 2004-04-21 | Ciba Spec Chem Water Treat Ltd | Dewatering process |
CN101733200A (zh) * | 2009-12-25 | 2010-06-16 | 中南大学 | 一种絮凝剂处理铝土矿选矿尾矿的方法 |
AU2012330464B2 (en) * | 2011-10-25 | 2015-06-18 | Basf Se | Concentration of suspensions |
CN102963967B (zh) * | 2012-09-02 | 2015-06-10 | 栾川县秦豫科技有限公司 | 选钼尾矿浆处理药剂及其制备方法 |
-
2015
- 2015-05-12 WO PCT/IB2015/053481 patent/WO2015173728A1/fr active Application Filing
- 2015-05-12 CA CA2939319A patent/CA2939319A1/fr not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO2015173728A1 (fr) | 2015-11-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20160810 |
|
FZDE | Discontinued |
Effective date: 20190710 |